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# Find duplicate SKUs in a table | |
SELECT [SKU], COUNT([SKU]) AS NumOccurences | |
FROM [DB].[dbo].[TABLE] | |
Group by [SKU] | |
HAVING ( Count([SKU]) > 1) | |
# Find duplicate SKUs in a table, return with other columns | |
SELECT * | |
FROM [DB].[dbo].[TABLE] | |
WHERE [SKU] IN | |
( SELECT [SKU] | |
FROM [DB].[dbo].[TABLE] | |
Group by [SKU] | |
HAVING ( Count([SKU]) > 1) ); | |
# Delete entries | |
DELETE FROM [DB].[dbo].[TABLE] | |
WHERE [SKU] IN ('SKU1','SKU2','SKU2'); | |
# Update multiple entries | |
## Create backup - CTAS | |
SELECT * | |
INTO [DB].[dbo].[NEW_TABLE] | |
FROM [DB].[dbo].[OLD_TABLE] | |
## Update statement | |
UPDATE TABLE | |
SET UPDATE_COLUMN = T.UPDATE_COLUMN | |
FROM [DB].[dbo].[TABLE] | |
JOIN ( | |
VALUES | |
('REF_VALUE1', 'UPDATE_VALUE1'), | |
('REF_VALUE2', 'UPDATE_VALUE2') | |
) T (REF_COLUMN, UPDATE_COLUMN) ON T.REF_COLUMN = TABLE.REF_COLUMN | |
# Turn on Ad Hoc Queries/OPENROWSET | |
EXEC sp_configure 'show advanced options', 1 | |
RECONFIGURE | |
GO | |
EXEC sp_configure 'ad hoc distributed queries', 1 | |
RECONFIGURE | |
GO | |
# Last X in Y Days methods | |
CAST(ISNULL(ROUND(SUM(CASE WHEN [DATE] > (CURRENT_TIMESTAMP - 30) | |
THEN [SALES_QUANTITY]-[RETURN_QUANTITY] END),2),0) AS int) | |
AS 'SALES_LAST30' |
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